Unit 1: Tools of Mathematics: Vocabulary

4. Identity/The property that allows you to add 0 to any number and keep the sum the same as the first number
7. group of numbers that include whole numbers and negative numbers (no fractions or decimals)
9. that have the same absolute value, but are on different sides of the number line
11. Numbers/ Numbers that are close in value to the actual numbers and easy to add, subtract, multiply, or divide mentally
12. Reasoning/When you apply a general rule to a specific example
15. letter substituted for a number
16. Identity/The property that allows you to multiply anything by 1 and still have the product as the first number
17. Number/A number that has factors other than one and itself
18. is a number that says how many times to use that number in a multiplication problem
20. Single number, a variable, numbers and variables multiplied together
22. Fractions/Fractions that can be converted into each other
24. Factorization/The process of which you break down a number, ending in a multiplication problem with all prime numbers
25. number or quantity that when multiplied with another produces a given number or expression

1. Form/When you’ve reduced a fraction until you can’t anymore
2. Expressions/A combination of numbers, variables, & operations
3. a Variable Expression/ To do this you replace it with an equivalent expression having as few terms as possible.
5. Terms/Terms whose variables are the same
6. Can be evenly divided
8. number that indicates how many variables there are in an expression
10. solve a mathematical equation
13. Common Factor (GCF)/The greatest number that two numbers have as a factor
14. Value/ The distance from zero to the number
17. number that stands alone without any variables
19. The power of a number shows you how many times you use the number in a multiplication problem
21. of Operations/The order of which mathematical operations must be preformed in
23. number that is being raised to a power